The movement of oxygen from an area of high concentration to an area of low concentration is an example of
A) osmosis.
B) active transport.
C) diffusion.
D) facilitated transport.
E) filtration.
Answer: C
Anatomy & Physiology
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When hemoglobin molecules are decomposed, a greenish pigment called
_____________ is formed. Fill in the blank(s) with correct word
Anatomy & Physiology
During reduction, a molecule or atom ________.
gains protons or gains electrons loses protons or gains electrons gains protons or loses electrons loses protons or loses electrons
Anatomy & Physiology
The transparent portion of the fibrous tunic is the
a. canthus. b. cornea. c. conjunctiva. d. pupil. e. iris.
Anatomy & Physiology
Which of the following is more effective in producing bronchodilation?
A. Norepinephrine B. Acetylcholine C. Muscarine D. Thyroxine E. Nicotine
Anatomy & Physiology